Finding the Fourth Proportional to 398,582,502.80, 597,873,754.20 and 183,171,750.80
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Solution
The fourth proportional to 398,582,502.80, 597,873,754.20 and 183,171,750.80 is: 274,757,626.20
Step by Step Solution
- Step 1: Write the proportion equation
398,582,502.80 : 597,873,754.20 = 183,171,750.80 : x - Step 2: Convert to fraction form
398,582,502.80/597,873,754.20 = 183,171,750.80/x - Step 3: Cross multiply
398,582,502.80x = 597,873,754.20 × 183,171,750.80 - Step 4: Simplify right side
398,582,502.80x = 109,513,582,314,182,864 - Step 5: Solve for x
x = 109,513,582,314,182,864/398,582,502.80 - Step 6: Final answer
x = 274,757,626.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.